Directory: Catalog > Boilers > Munchkin Boilers

Munchkin Boiler Parts

We stock the most common Munchkin Boiler repair parts and accessories. Please choose your model below to get started.

If you already know the part number you need, several of the most common Munchkin parts are also sorted sequentially below.

Munchkin R1: Parts Lists
(Revision 1)

For Munchkin Revision 1 boiler models built from 11/02/2002 to 12/09/2006.

Munchkin R2: Parts Lists

For Munchkin Revision 2 boiler models built from after 12/09/2006.

Munchkin VWH Parts Lists

For Munchkin Volume Water Heaters.

Munchkin (with Honeywell Control Board): Parts List

For Munchkin boiler models with the Honeywell Control Board (no digital readout) built prior to 11/02/2002.

Munchkin Contender (MC Series): Parts List

For Munchkin Contender wall-hung boiler models (MC Series).

Munchkin Error Codes

For Munchkin and Contender models with a 925 or 926 control board (with a digital readout).



. . . . Or go directly to a common Munchkin Boiler part (sorted numerically):

  • 7250P-005: Gasket for Spark Electrode and Flame Rectification Probe
  • 7250P-019: Eco/High Limit
  • 7250P-035: Honeywell Venturi (Discontinued, replace with Dungs Gas Valve and Conversion Kit)
  • 7250P-037: Honeywell Venturi
  • 7250P-038: Honeywell Gas Valve (Discontinued, replace with Dungs Gas Valve and Conversion Kit)
  • 7250P-049: Flame Rectification Probe (with Gasket)
  • 7250P-058: Spark Electrode (with Gasket)
  • 7250P-059: Thermister Inlet/Outlet
  • 7250P-069: Screw for Spark Electrode and Flame Rectification Probe
  • 7250P-070: Burner Gasket
  • 7250P-080: Relief Valve :30 PSI, 510,000 BTU
  • 7250P-081: Water Pressure Switch (Identifiable by Red Dot)
  • 7250P-085: Blower Motor (with Gasket) for 80M, T50M, T80M
  • 7250P-086: Blower Motor (with Gasket) for 140M
  • 7250P-087: Blower Motor (with Gasket) for 199M
  • 7250P-089: Thermodisc Flue Eco - 210 Deg. F
  • 7250P-096: Water Pressure Switch (Identifiable by Blue Dot)

  • 7250P-102
    : NIT Burner for Model 140M
  • 7250P-117: NIT Burner for Model 199M
  • 7250P-144: Gasket for Blower Motor
  • 7250P-145: Air Inlet Baffle
  • 7250P-147: Air Pressure Switch
  • 7250P-150: Blocked Vent Pressure Switch (new # 64980007)
  • 7250P-160: Ceramic Target Wall
  • 7250P-161: Burner Door Ceramic Refractory for R1 models
  • 7250P-169: Burner Door for R1 models
  • 7250P-170: Gasket, Burner Door to Air Channel
  • 7250P-178: Air Baffle
  • 7250P-204: Burner Door Screws for R1 models
  • 7250P-206: Munchkin Screw, Air Channel to Burner Door (Bag of 5)
  • 7250P-211: Temperature / Pressure Gauge - 60 PSI
  • 7250P-216: NIT Burner (with Gasket) for T50M
  • 7250P-219: Relief Valve 125 PSI, 200,000 BTU for Model 199M HP Only
  • 7250P-226: Blower Motor Gasket
  • 7250P-248: NIT Burner (with Gasket) for 80M R1, T80M
  • 7250P-249: NIT Burner (with Gasket) for 140M R1
  • 7250P-250: NIT Burner (with Gasket) for 199M R1
  • 7250P-279: Hot Surface Ignitor for HA (High Altitude) Models

  • 7250P-319
    : Outdoor Sensor, Vision 1
  • 7250P-324: Supply Temperature Sensor
  • 7250P-325: Indirect Tank Sensor
  • 7250P-332: Display for 925 Control Board (includes Ribbon Cable) - DISCONTINUED
  • 7250P-352: Control Board Clips, Pack
  • 7250P-373: Interface Wiring Harness
  • 7250P-376: Wiring Harness Low Voltage 10 Pin/20 Pin
  • 7250P-378: Control Board Fuse, 110 Volt, 6.3 AMPS
  • 7250P-385: Wiring Harness Low Voltage 10 Pin/20 Pin (new # 7250P-700)
  • 7250P-386: Wiring Harness 9 Pin 120V for HA (High Altitude)
  • 7250P-387: Wiring Harness 9 Pin 120 Volt
  • 7250P-388: Wiring Harness 9 Pin 120 Volt
  • 7250P-389: Wiring Harness 9 Pin 120V for HA (High Altitude)
  • 7250P-390: Wiring Harness 5 Pin 120 Volt (new # 7250P-696)
  • 7250P-391: Wiring Harness Low Voltage 10 Pin/20 Pin
  • 7250P-392: Spark Cable

  • 7250P-421
    : Spark Electrode (with Gasket 7250P-005)
  • 7250P-427: Flue Gasket
  • 7250P-423: Stainless Thermister (with Blue Connector) Inlet / Outlet
  • 7250P-448: Dungs Gas Valvee for T50M
  • 7250P-449: Dungs Gas Valve for T80M
  • 7250P-450: Dungs Gas Valve for 80M R1
  • 7250P-451: Dungs Gas Valve for 140M R1
  • 7250P-452: Dungs Gas Valve for 199M
  • 7250P-499: Temperature / Pressure Gauge - 200 PSI

  • 7250P-502
    : NIT Burner (with Gasket)
  • 7250P-535: Wiring Harness Low Voltage Both 10 Pin/20 Pin
  • 7250P-540: Air/Gas Valve Assembly (new # 7250P-741)
  • 7250P-545: Air/Gas Mixer
  • 7250P-552: First Valve Solenoid
  • 7250P-553: Main Valve Solenoid
  • 7250P-576: Relief Valve 125 PSI, 791,000 BTU for Model 399M HP Only
  • 7250P-580: Relay Board
  • 7250P-596: Brass Reducing Coupling (1-1/2 x 2)

  • 7250P-600
    : Wiring Harness Low Voltage 10 Pin/20 Pin
  • 7250P-601: Wiring Harness 9 Pin 120 Volt
  • 7250P-602: Wiring Harness 9 Pin 120 Volt
  • 7250P-644: Gas Valve Adapter Plate, with Screws (new # 64980046)
  • 7250P-645: Gas Valve Change Out Kit - Honeywell to Dungs
  • 7250P-653: Spark Cable
  • 7250P-667: Thermistor
  • 7250P-684: Burner Door
  • 7250P-696: Wiring Harness 5 Pin 120 Volt
  • 7250P-697: Wiring Harness 9 Pin 120 Volt
  • 7250P-699: Wiring Harness Low Voltage 10 Pin/20 Pin

  • 7250P-700
    : Wiring Harness Low Voltage 10 Pin/20 Pin
  • 7250P-701: Gas Valve Solenoid Kit (discontinued; use 7250P-741 for R1 and R2 units built prior to 12/4/07)
  • 7250P-702: Burner Door Ceramic Refractory
  • 7250P-703: NIT Burner
  • 7250P-704: Munchkin M4 x 8 Flat Head Screw (Ceramic Target Wall)
  • 7250P-710: Dungs Gas Valve
  • 7250P-712: Swirl Plate (for Dungs gas valve), 399M
  • 7250P-714: Natural to Propane Gas Conversion Kit
  • 7250P-715: Propane to Natural Gas Conversion Kit
  • 7250P-718: Screw
  • 7250P-724: Condensate Hose Assembly
  • 7250P-731: Control Board / Display Board Replacement for 925 Controller (7250P-317)
  • 7250P-741: Krom Schroder to Dungs Gas Valve Conversion Kit for 399M only (used on R1 and R2 units prior to 12/4/07)

  • 7350P-008
    : 926 Control Board
  • 7350P-009: Display Board for 926 Control (new # 64980136)
  • 7350P-020: Spark Electrode (with Gasket)
  • 7350P-021: Spark Electrode (with Gasket)
  • 7350P-022: Flame Rectification Probe (with Gasket)
  • 7350P-159: Blower Motor (with Gasket)

  • 7450P-218
    : Condensate Neutralizer (formerly part # N1100)

  • 7500P-002
    : Flue Eco
  • 7500P-010: Composite Module for MC50
  • 7500P-012: Composite Module for MC99
  • 7500P-014: Composite Module for MC120
  • 7500P-015: NIT Burner
  • 7500P-016: NIT Burner
  • 7500P-017: NIT Burner
  • 7500P-029: Supply Manifold Assembly (with O-Ring, Relief Valve)
  • 7500P-031: Combustion Blower (with Screws)
  • 7500P-033: High Limit Sensor
  • 7500P-039: Flame Rectification Probe (with Gasket)
  • 7500P-053: Low Voltage Wiring Harness
  • 7500P-054: 9 Pin Wiring Harness
  • 7500P-055: 5 Pin Wiring Harness
  • 7500P-058: Display for 925 Control Board
  • 7500P-074: Gasket for NIT Burner, All Models
  • 7500P-075: Gasket (Air Channel to Combustion Blower)
  • 7500P-076: Burner Door Ceramic Refractory
  • 7500P-090: Condensate Cup with Engagement Switch / Overflow Switch
  • 7500P-091: Swirl Plate for T50M units with a Dungs Gas Valve
  • 7500P-092 White Swirl Plate (new # 64980049)
  • 7500P-093: Swirl Plate for 140M, 199M units with a Dungs Gas Valve
  • 7500P-094: O-Ring
  • 7500P-098: Temperature / Pressure Gauge
  • 7500P-099: Screw
  • 7500P-105: Screw
  • 7500P-180: Gas Valve
  • N1100: Condensate Neutralizer (new part # 7450P-218)
  • R17250P-429: 926 Upgrade Kit for Model 80M with Honeywell Control (new # 0R17250P1100)
  • R17250P-430: 925 Upgrade Kit for HA (High Altitude)
  • R17250P-431: 926 Upgrade Kit for Model with Honeywell Control, model 140M (new # 0R17250P1102) or 199M (new # 0R17250P1104)

Getting an error code on your display? Here are common Munchkin Error Codes and their Remedies.